CVE-2024-1975

NameCVE-2024-1975
DescriptionIf a server hosts a zone containing a "KEY" Resource Record, or a resolver DNSSEC-validates a "KEY" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG(0) signed requests. This issue affects BIND 9 versions 9.0.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.49-S1, and 9.18.11-S1 through 9.18.27-S1.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5734-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bind9 (PTS)bullseye1:9.16.50-1~deb11u2fixed
bullseye (security)1:9.16.50-1~deb11u1fixed
bookworm, bookworm (security)1:9.18.28-1~deb12u2fixed
sid, trixie1:9.20.3-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bind9sourcebullseye1:9.16.50-1~deb11u1DSA-5734-1
bind9sourcebookworm1:9.18.28-1~deb12u1DSA-5734-1
bind9source(unstable)1:9.20.0-1

Notes

https://kb.isc.org/docs/cve-2024-1975

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